/*
 * Copyright (c) 2025 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef HMFS_NAT_WRITER_H
#define HMFS_NAT_WRITER_H

#include <string>
#include <sys/types.h>
#include <memory>

#include "area_formater.h"
#include "hmfs_data.h"
#include "hmfs_command.h"

namespace OHOS {
namespace Hmfs {

union NatBlockOnDisk {
    struct natBlockData natBlock;
    uint8_t size[HMFS_BLOCK_SIZE];
};


class HmfsMkfs;
class NatWriter : public HmfsDataAreaFormater {
public:
    NatWriter(HmfsMkfs* mkfs);
    ~NatWriter() = default;

    int32_t Prepare();
    int32_t Write();

private:
    HmfsMkfs* mkfs_;
    std::unique_ptr<NatBlockOnDisk> natBlock_;
};

} // namespace Hmfs
} // namespace OHOS
#endif
